Tektronix 070-A830-51 Welding System User Manual


 
Performance Verification
4-18
AWG710 Service Manual
Function Generator (AFG310)
BNC T
Adapter
AWG710 Arbitrary Waveform
Generator rear panel
Output
CH2 input
CH1 inputCH1 output
OscilloscopeĂ(TDS784D)
SMA (Female)ĆBNC
(Male) adapter
50 W SMAĂcoaxial cable
50 W BNCĂcoaxial cable
50 W BNCĂcoaxial cable
Figure 4-6: Triggered mode initial test hookup
4. Set the oscilloscope controls as follows:
Vertical . ........................ CH1andCH2
CH1 and CH2 coupling . ........ DC
CH1scale .................. 500mV/div
CH2scale .................. 2V/div
CH1 input impedance . ......... 50W
CH2 input impedance . ......... 1MW
Horizontal
Sweep . .................... 200ns/div
Trigger
Source . .................... CH1
Coupling .................... DC
Slope ...................... Positive
Level ...................... +100 mV
Mode . ..................... NORMAL
5. Set the function generator (AFG310) controls as follows:
Function ........................ Square
Mode .......................... Continuous
Parameters
Frequency .................. 1MHz
Amplitude . .................. 2.0Vinto 50 W (4.0 V into 1 MW)
Offset . ..................... 1.0Vinto 50 W (2.0 V into 1 MW)
Output . ........................ Off